/* ===========================================
   FVP - Modern Flat Design
   Clean lines, vibrant colors, subtle shadows
   =========================================== */

:root {
    /* Background Colors - Lighter, comfortable for eyes */
    --bg-primary: #2d2d30;
    --bg-secondary: #3e3e42;
    --bg-tertiary: #4a4a4f;
    --bg-elevated: #545458;

    /* Text Colors - Better contrast */
    --text-primary: #f0f0f0;
    --text-secondary: #c5c5c5;
    --text-muted: #909090;

    /* Accent Colors - Modern Purple/Blue */
    --accent: #7c3aed;
    --accent-hover: #8b5cf6;
    --accent-muted: rgba(124, 58, 237, 0.12);

    /* Logo Colors - Vibrant Green Gradient */
    --logo-start: #10b981;
    --logo-end: #34d399;

    /* Tab Hover - Green that works well in dark theme */
    --tab-hover: rgba(16, 185, 129, 0.15);

    /* Semantic Colors */
    --border: #373a40;
    --error: #fa5252;
    --success: #51cf66;
    --warning: #ffd43b;

    /* JSON Syntax - High contrast, easy to distinguish */
    --json-key: #74c7ec;
    --json-string: #f5c2e7;
    --json-number: #a6e3a1;
    --json-boolean: #cba6f7;
    --json-null: #f38ba8;

    /* Diff Colors */
    --diff-add: rgba(81, 207, 102, 0.15);
    --diff-remove: rgba(250, 82, 82, 0.15);
    --diff-modify: rgba(255, 212, 59, 0.15);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.7);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Layout */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 64px;
    --status-bar-height: 44px;
}

.light-theme {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-elevated: #ffffff;

    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

    --accent: #4f46e5;
    --accent-hover: #6366f1;
    --accent-muted: rgba(79, 70, 229, 0.1);

    --border: #e2e8f0;

    /* Logo Colors - Vibrant Green Gradient (same for light theme) */
    --logo-start: #059669;
    --logo-end: #10b981;

    /* Tab Hover - Green for light theme */
    --tab-hover: rgba(5, 150, 105, 0.12);

    --json-key: #2563eb;
    --json-string: #db2777;
    --json-number: #059669;
    --json-boolean: #7c3aed;
    --json-null: #7c3aed;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    overflow-x: hidden;
    width: 100%;
}

body {
    /* Modern system font stack - works offline, looks great on all platforms */
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Ubuntu', 'Roboto', 'Oxygen', 'Cantarell', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: "liga" 1, "calt" 1;
    letter-spacing: -0.011em;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    padding-bottom: var(--status-bar-height);
}

/* ===========================================
   Header
   =========================================== */
header {
    background: var(--bg-secondary);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 10;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo span {
    background: linear-gradient(135deg, var(--logo-start), var(--logo-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.version-info {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 2px;
    opacity: 0.7;
}

.theme-toggle {
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    background: transparent;
    transform: translateY(-1px);
    box-shadow: none;
}

/* ===========================================
   Tabs - Modern Design
   =========================================== */
.tabs {
    display: flex;
    background: var(--bg-secondary);
    padding: 0 16px;
    gap: 0;
    border-bottom: 2px solid var(--border);
    overflow-x: auto;
    overflow-y: visible;
    position: relative;
    z-index: 30;
    /* Smooth scrolling for mobile */
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

/* Hide scrollbar but keep functionality */
.tabs::-webkit-scrollbar {
    height: 0px;
}

.tab {
    position: relative;
    padding: 16px 24px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    white-space: nowrap;
    flex-shrink: 0;
    /* Add subtle border on inactive tabs */
    border: 1px solid transparent;
    border-bottom: none;
    /* Ensure proper layering */
    z-index: 1;
}

/* Add a subtle bottom border indicator that animates */
.tab::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, var(--logo-start), var(--logo-end));
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px 2px 0 0;
    pointer-events: none;
}

.tab:hover {
    color: var(--text-primary);
    background: var(--tab-hover);
    transform: translateY(-1px);
    /* Add subtle elevation shadow on hover */
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
}

.tab.active {
    color: var(--logo-start);
    background: linear-gradient(to bottom, var(--tab-hover), transparent);
    /* Add subtle top border for active state */
    border-top: 2px solid var(--logo-start);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    /* Active tab is slightly elevated */
    z-index: 2;
    font-weight: 600;
}

/* Animate the bottom indicator for active tab */
.tab.active::after {
    transform: scaleX(1);
}

.tab.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Structured data menu — one tab for JSON / YAML / XML / Universal Conversion */
.tab-menu {
    position: relative;
    flex-shrink: 0;
    margin: 0;
    z-index: 5;
    pointer-events: auto;
}

.tab-menu.open,
.tab-menu:hover,
.tab-menu:focus-within {
    z-index: 50;
}

.tab-menu-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font: inherit;
    background: transparent;
    cursor: pointer;
    pointer-events: auto;
}

/* Menu triggers: slightly less horizontal padding than standalone tabs */
.tab.tab-menu-trigger {
    padding: 16px 18px;
}

.tab-menu-trigger:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

.tab-menu-chevron {
    font-size: 11px;
    line-height: 1;
    opacity: 0.75;
    transition: transform 0.2s ease;
}

.tab-menu.open .tab-menu-chevron {
    transform: rotate(180deg);
}

.tab-menu-dropdown {
    display: none;
    position: fixed;
    min-width: 220px;
    z-index: 10000;
    padding: 4px 0;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* top/left set in JS — escapes .tabs overflow clipping */
.tab-menu-dropdown.is-visible {
    display: block;
}

.tab-menu-item {
    display: block;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: transparent;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    white-space: nowrap;
}

.tab-menu-item:hover {
    background: var(--tab-hover);
}

.tab-menu-item.active {
    color: var(--logo-start);
    font-weight: 600;
    background: color-mix(in srgb, var(--logo-start) 8%, transparent);
}

.tab-separator {
    width: 1px;
    align-self: stretch;
    margin: 12px 2px;
    background: var(--border);
    flex-shrink: 0;
}

/* ===========================================
   Home Landing Page
   =========================================== */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('fonts/inter-latin.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('fonts/inter-latin-600.woff2') format('woff2');
}

.home-landing {
    font-family: 'Inter', 'Roboto', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 24px;
    min-height: 0;
    background:
        radial-gradient(circle at 15% 10%, rgba(16, 185, 129, 0.16), transparent 30%),
        radial-gradient(circle at 85% 0%, rgba(124, 58, 237, 0.18), transparent 34%),
        var(--bg-primary);
    overflow-y: auto;
    overflow-x: hidden;
}

.feature-workspace {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.feature-workspace > .main {
    flex: 1;
    min-height: 0;
}

body.home-active .home-landing {
    flex: 1;
    min-height: 0;
}

.home-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(200px, 0.7fr);
    gap: 20px;
    align-items: center;
    max-width: 1180px;
    width: 100%;
    margin: 0 auto;
    padding: 24px 28px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
    box-shadow: var(--shadow-md);
}

.light-theme .home-hero {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(241, 245, 249, 0.86));
}

.home-hero-copy h1 {
    max-width: 640px;
    margin: 6px 0 10px;
    font-size: clamp(28px, 3.2vw, 40px);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.04em;
}

.home-hero-copy p,
.home-section-header p,
.home-ai-spotlight-copy p,
.home-feature-card p,
.home-proof-grid span {
    color: var(--text-secondary);
    line-height: 1.65;
}

.home-hero-copy p {
    max-width: 560px;
    font-size: 15px;
    line-height: 1.55;
}

.home-eyebrow,
.home-feature-kicker {
    color: var(--logo-start);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.home-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.home-cta {
    min-height: 38px;
    padding: 8px 14px;
    font-size: 13px;
    justify-content: center;
}

a.home-cta {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

#home-tools {
    scroll-margin-top: 24px;
}

.home-hero-card {
    position: relative;
    min-height: 200px;
    max-height: 240px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background:
        linear-gradient(145deg, var(--bg-secondary), var(--bg-tertiary)),
        var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.home-hero-card::before {
    content: '';
    position: absolute;
    inset: auto -25% -35% 18%;
    height: 120px;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.35), rgba(124, 58, 237, 0.42));
    filter: blur(22px);
}

.home-preview-toolbar {
    display: flex;
    gap: 6px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
}

.home-preview-toolbar span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
    opacity: 0.7;
}

.home-preview-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px 16px 16px;
}

.home-preview-line {
    height: 11px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), var(--logo-start));
    opacity: 0.82;
}

.home-preview-line.wide {
    width: 88%;
}

.home-preview-line.medium {
    width: 66%;
}

.home-preview-line.short {
    width: 44%;
}

.home-preview-result {
    margin-top: 10px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.16);
}

.home-preview-result strong {
    font-size: 13px;
    font-weight: 600;
}

.light-theme .home-preview-result {
    background: rgba(255, 255, 255, 0.72);
}

.home-preview-result strong,
.home-preview-result span {
    display: block;
}

.home-preview-result span {
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-secondary);
}

.home-proof-grid,
.home-feature-grid,
.home-ai-spotlight {
    max-width: 1180px;
    width: 100%;
    margin: 0 auto;
}

.home-proof-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.home-proof-grid article,
.home-feature-card,
.home-ai-spotlight,
.home-ai-model-card {
    border: 1px solid var(--border);
    border-radius: 22px;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
}

.home-proof-grid article {
    padding: 20px;
}

.home-proof-grid strong,
.home-proof-grid span {
    display: block;
}

.home-proof-grid span {
    margin-top: 8px;
    font-size: 14px;
}

.home-section {
    max-width: 1180px;
    width: 100%;
    margin: 4px auto 0;
}

.home-section-header {
    max-width: 760px;
    margin-bottom: 22px;
}

.home-section-header h2,
.home-ai-spotlight-copy h2 {
    margin: 10px 0 10px;
    font-size: clamp(28px, 4vw, 48px);
    line-height: 1.05;
    letter-spacing: -0.05em;
}

.home-ai-spotlight {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(240px, 0.65fr);
    gap: 24px;
    align-items: start;
    padding: 28px;
    margin-bottom: 12px;
    background:
        linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(124, 58, 237, 0.06)),
        var(--bg-secondary);
}

.home-ai-spotlight-copy p {
    max-width: 640px;
    font-size: 15px;
}

.home-ai-facts {
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.home-ai-facts li {
    position: relative;
    padding-left: 18px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
}

.home-ai-facts li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--logo-start), var(--logo-end));
}

.home-ai-facts strong {
    color: var(--text-primary);
    font-weight: 600;
}

.home-ai-spotlight-aside {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.home-ai-model-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 18px 20px;
    border-radius: 18px;
}

.home-ai-model-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--logo-start);
}

.home-ai-model-card strong {
    font-size: 20px;
    letter-spacing: -0.03em;
}

.home-ai-model-meta {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.45;
}

.home-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.home-feature-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 260px;
    padding: 24px;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.home-feature-card:hover {
    transform: translateY(-3px);
    border-color: rgba(16, 185, 129, 0.5);
    box-shadow: var(--shadow-md);
}

.home-feature-card h3 {
    font-size: 22px;
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.home-card-link {
    align-self: flex-start;
    margin-top: auto;
    border: none;
    background: transparent;
    color: var(--logo-start);
    cursor: pointer;
    font-weight: 700;
    font-size: 14px;
    padding: 0;
}

.home-card-link:hover {
    color: var(--logo-end);
}

/* Premium Features */
.premium-feature {
    position: relative;
}

.premium-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #b45309;
    background: rgba(217, 119, 6, 0.12);
    border: 1.5px solid #d97706;
    border-radius: 6px;
    cursor: help;
}

.light-theme .premium-badge {
    color: #92400e;
    background: rgba(217, 119, 6, 0.15);
    border-color: #b45309;
}

.premium-tab {
    position: relative;
}

/* Donation Section */
.home-donation {
    max-width: 1180px;
    width: 100%;
    margin: 24px auto;
    padding: 20px 24px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.03), rgba(124, 58, 237, 0.03)), var(--bg-secondary);
    box-shadow: var(--shadow-sm);
}

.home-donation-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.home-donation h2 {
    margin: 6px 0 8px;
    font-size: clamp(18px, 2.8vw, 24px);
    line-height: 1.2;
    letter-spacing: -0.03em;
    font-weight: 600;
}

.home-donation p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 14px;
}

.home-donation-methods {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 16px 0 12px;
}

.donation-link {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    min-width: 160px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.donation-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(124, 58, 237, 0.06)), var(--bg-tertiary);
}

.donation-link:active {
    transform: translateY(-1px);
}

.donation-icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
    opacity: 0.9;
    flex-shrink: 0;
}

.donation-link:hover .donation-icon {
    opacity: 1;
}

.home-donation-note {
    font-size: 12px;
    color: var(--text-muted);
    font-style: italic;
    margin-top: 12px;
    margin-bottom: 0;
}

.home-footer {
    max-width: 1180px;
    width: 100%;
    margin: 32px auto 0;
    padding: 24px 0;
    border-top: 1px solid var(--border);
}

.home-footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.home-footer-text {
    font-size: 14px;
    color: var(--text-secondary);
    text-align: center;
}

.home-footer-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

.tab.disabled:hover {
    background: transparent;
    color: var(--text-secondary);
    transform: none;
    box-shadow: none;
}

/* Add smooth focus state for accessibility */
.tab:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

/* Tablet and mobile adjustments */
@media (max-width: 768px) {
    .tabs {
        padding: 0 12px;
        gap: 1px;
    }

    .tab {
        padding: 14px 18px;
        font-size: 13px;
    }

    .tab-menu-dropdown {
        min-width: 200px;
    }

    .tab-separator {
        margin: 12px 2px;
    }
}

/* ===========================================
   Modes
   =========================================== */
.modes {
    display: flex;
    gap: 16px;
    padding: 16px 24px;
    background: var(--bg-tertiary);
    flex-wrap: wrap;
    align-items: center;
}

.mode {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.mode:hover {
    background: var(--bg-elevated);
}

.mode input {
    cursor: pointer;
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
}

/* ===========================================
   Main Layout
   =========================================== */
.main {
    flex: 1;
    display: flex;
    padding: 24px;
    gap: 24px;
    min-height: 0;
    background: var(--bg-primary);
    overflow: hidden;
    max-width: 100%;
}

.panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    max-width: 100%;
    overflow: hidden;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 8px;
    min-width: 0;
}

.panel-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.panel-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    min-width: 0;
}

/* ===========================================
   Buttons
   =========================================== */
.btn {
    background: var(--bg-tertiary);
    border: none;
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.btn:hover {
    background: var(--bg-elevated);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: white;
}

.btn-primary:hover {
    box-shadow: var(--shadow-md);
    filter: brightness(1.1);
}

/* ===========================================
   Editor
   =========================================== */
.editor-container {
    flex: 1;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    box-shadow: var(--shadow-md);
    background: var(--bg-secondary);
    min-width: 0;
    min-height: 0;
    max-width: 100%;
}

.line-numbers {
    background: var(--bg-tertiary);
    padding: 16px 12px;
    text-align: right;
    min-height: 0;
    align-self: stretch;
    /* Modern monospace font stack - works offline */
    font-family: ui-monospace, 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-muted);
    user-select: none;
    border-right: 1px solid var(--border);
    overflow: hidden;
    white-space: pre;
    min-width: 50px;
    font-weight: 500;
    order: -1; /* Explicitly ensure line numbers always appear first (left side) */
}

textarea {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: none;
    padding: 16px;
    /* Modern monospace font stack - works offline */
    font-family: ui-monospace, 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.7;
    resize: none;
    outline: none;
    font-weight: 400;
    letter-spacing: 0;
    max-width: 100%;
    width: 100%;
    order: 0; /* Explicitly set order after line numbers */
}

textarea::placeholder {
    color: var(--text-muted);
}

textarea:focus {
    background: var(--bg-secondary);
}

.output {
    flex: 1 1 0;
    min-height: 0;
    background: var(--bg-secondary);
    padding: 16px;
    /* Modern monospace font stack - works offline */
    font-family: ui-monospace, 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.7;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
    font-weight: 400;
    letter-spacing: 0;
    min-width: 0;
    max-width: 100%;
    order: 0; /* Explicitly set order after line numbers */
}

.output.error {
    color: var(--error);
}

.output:has(.pii-result) {
    overflow: hidden;
    contain: paint;
}

/* ===========================================
   JSON Syntax Highlighting
   =========================================== */
.json-key { color: var(--json-key); }
.json-string { color: var(--json-string); }
.json-number { color: var(--json-number); }
.json-boolean { color: var(--json-boolean); }
.json-null { color: var(--json-null); }
.json-bracket { color: var(--text-secondary); }

/* SQL syntax highlighting */
.sql-keyword { color: var(--json-boolean); font-weight: 600; }
.sql-type { color: var(--json-number); }
.sql-string { color: var(--json-string); }
.sql-number { color: var(--json-number); }
.sql-comment { color: var(--text-secondary); font-style: italic; }
.sql-punctuation { color: var(--text-secondary); }

.output.sql-transpile-output {
    white-space: pre;
    font-family: ui-monospace, 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
}

/* SQL Schema — syntax-highlighted input overlay */
.editor-container.sql-schema-input-mode .sql-input-wrap {
    flex: 1;
    position: relative;
    min-width: 0;
    display: flex;
    overflow: hidden;
}

.editor-container.sql-schema-input-mode .sql-input-highlight {
    position: absolute;
    inset: 0;
    margin: 0;
    padding: 16px;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
    pointer-events: none;
    font-family: ui-monospace, 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.7;
    font-weight: 400;
    letter-spacing: 0;
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.editor-container.sql-schema-input-mode textarea.sql-input-overlay {
    position: relative;
    z-index: 1;
    background: transparent !important;
    color: transparent;
    caret-color: var(--text-primary);
    -webkit-text-fill-color: transparent;
}

/* Search — highlighted overlay for textarea input panels */
.editor-container.search-text-input-mode {
    min-height: 0;
}

.editor-container.search-text-input-mode .search-text-wrap {
    flex: 1 1 0;
    position: relative;
    min-width: 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.editor-container.search-text-input-mode .line-numbers {
    overflow: hidden;
}

.editor-container.search-text-input-mode .search-text-highlight {
    position: absolute;
    inset: 0;
    margin: 0;
    padding: 16px;
    overflow: hidden;
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
    pointer-events: none;
    font-family: ui-monospace, 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.7;
    font-weight: 400;
    letter-spacing: 0;
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.editor-container.search-text-input-mode textarea.search-text-overlay {
    position: relative;
    z-index: 1;
    flex: 1 1 0;
    min-height: 0;
    height: 100%;
    overflow-y: auto;
    background: transparent !important;
    color: transparent;
    caret-color: var(--text-primary);
    -webkit-text-fill-color: transparent;
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
}

.editor-container.search-text-input-mode textarea.search-text-overlay::selection {
    background: color-mix(in srgb, var(--accent, #3b82f6) 35%, transparent);
    -webkit-text-fill-color: var(--text-primary);
}

.editor-container.sql-schema-input-mode textarea.sql-input-overlay::selection {
    background: color-mix(in srgb, var(--accent, #3b82f6) 35%, transparent);
    -webkit-text-fill-color: var(--text-primary);
    color: var(--text-primary);
}

.editor-container.sql-schema-input-mode textarea.sql-input-overlay:focus {
    background: transparent !important;
}

/* XML syntax highlighting */
.xml-tag { color: var(--json-key); }
.xml-attr-name { color: var(--json-string); }
.xml-attr-value { color: var(--json-number); }
.xml-text { color: var(--text-primary); }
.xml-comment { color: var(--text-secondary); font-style: italic; }
.xml-declaration { color: var(--json-boolean); }
.xml-cdata { color: var(--json-number); }
.xml-bracket { color: var(--text-secondary); }

/* Generated model snippet highlighting */
.snippet-output {
    margin: 0;
    padding: 0;
    white-space: pre;
    word-break: normal;
    overflow-x: auto;
    line-height: 1.6;
}

.snippet-keyword {
    color: #c792ea;
    font-weight: 600;
}

.snippet-type {
    color: #82aaff;
}

.snippet-string {
    color: #c3e88d;
}

/* ===========================================
   Diff
   =========================================== */
.diff-line {
    padding: 4px 12px;
    border-radius: 4px;
    margin: 2px 0;
}

.diff-add {
    background: var(--diff-add);
    border-left: 3px solid var(--success);
}

.diff-remove {
    background: var(--diff-remove);
    border-left: 3px solid var(--error);
}

.diff-modify {
    background: var(--diff-modify);
    border-left: 3px solid var(--warning);
}

/* ===========================================
   Status Bar
   =========================================== */
.status-bar {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: white;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--status-bar-height);
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100vw;
    z-index: 1200;
    box-shadow: var(--shadow-sm);
}

/* ===========================================
   Drop Zone
   =========================================== */
.drop-zone {
    transition: all 0.2s ease;
}

.drop-zone.drag-over {
    box-shadow: inset 0 0 0 2px var(--accent), var(--shadow-lg);
    background: var(--accent-muted);
}

/* ===========================================
   Modern Tree View
   =========================================== */
.tree-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.tree-ctrl-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-secondary);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tree-ctrl-btn:hover {
    background: var(--bg-elevated);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.tree-ctrl-btn svg {
    opacity: 0.7;
}

.tree-depth-info {
    margin-left: auto;
    font-size: 13px;
    color: var(--text-secondary);
}

.tree-depth-info strong {
    color: var(--accent);
}

.tree-container {
    /* Modern monospace font stack - works offline */
    font-family: ui-monospace, 'SF Mono', 'Cascadia Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    font-weight: 400;
}

.tree-node {
    position: relative;
}

.tree-node.collapsed > .tree-children {
    display: none;
}

.tree-node.collapsed .tree-icon-expanded {
    display: none;
}

.tree-node.collapsed .tree-icon-collapsed {
    display: block;
}

.tree-node:not(.collapsed) .tree-icon-expanded {
    display: block;
}

.tree-node:not(.collapsed) .tree-icon-collapsed {
    display: none;
}

.tree-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
    border-left: 3px solid transparent;
}

.tree-row:hover {
    background: var(--depth-color, var(--accent-muted));
    border-left-color: var(--depth-border, var(--accent));
}

.tree-row.selected {
    background: var(--depth-color, var(--accent-muted));
    border-left-color: var(--depth-border, var(--accent));
    box-shadow: var(--shadow-sm);
}

.tree-indent {
    display: flex;
    gap: 0;
}

.tree-guide {
    width: 20px;
    height: 100%;
    border-left: 1px solid var(--border);
    margin-left: 8px;
}

.tree-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    transition: background 0.15s ease;
}

.tree-toggle:hover {
    background: var(--bg-elevated);
}

.tree-toggle-placeholder {
    width: 20px;
    height: 20px;
}

.tree-path {
    display: none;
}

/* XML Tree View Styles */
.tree-tag {
    color: var(--json-key);
    font-weight: 500;
}

.tree-attr-name {
    color: var(--json-string);
    margin-left: 4px;
}

.tree-attr-value {
    color: var(--json-number);
}

.tree-text {
    color: var(--text-primary);
    margin-left: 4px;
}

.tree-comment {
    color: var(--text-secondary);
    font-style: italic;
}

.tree-selected {
    background: var(--bg-elevated) !important;
}

.tree-icon {
    width: 16px;
    height: 16px;
    fill: var(--text-secondary);
}

.tree-key {
    color: var(--json-key);
    font-weight: 500;
}

.tree-key-index {
    color: var(--json-number);
    min-width: 24px;
}

.tree-separator {
    color: var(--text-muted);
    margin: 0 4px;
}

.tree-type {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tree-type-object {
    background: rgba(99, 102, 241, 0.15);
    color: #818cf8;
}

.tree-type-array {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
}

.tree-count {
    font-size: 12px;
    color: var(--text-muted);
}

.tree-depth-badge {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    margin-left: auto;
    opacity: 0.8;
}

.tree-value {
    flex: 1;
}

.tree-children {
    margin-left: 12px;
    padding-left: 8px;
    border-left: 1px dashed var(--border);
}

.tree-leaf .tree-row {
    padding-left: 10px;
}

/* ===========================================
   Controls
   =========================================== */
.indent-select {
    background: var(--bg-tertiary);
    border: none;
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.indent-select:hover {
    background: var(--bg-elevated);
}

.indent-select:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ===========================================
   Markdown Preview Styles
   =========================================== */
.markdown-preview-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    max-width: 100%;
}

.markdown-preview {
    padding: 24px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    max-width: 100%;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.markdown-preview .placeholder {
    color: var(--text-muted);
    text-align: center;
    padding: 48px 24px;
    font-style: italic;
}

/* Headings */
.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3,
.markdown-preview h4,
.markdown-preview h5,
.markdown-preview h6 {
    margin-top: 24px;
    margin-bottom: 16px;
    font-weight: 600;
    line-height: 1.25;
    color: var(--text-primary);
}

.markdown-preview h1 {
    font-size: 2em;
    border-bottom: 2px solid var(--border);
    padding-bottom: 0.3em;
}

.markdown-preview h2 {
    font-size: 1.5em;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.3em;
}

.markdown-preview h3 { font-size: 1.25em; }
.markdown-preview h4 { font-size: 1em; }
.markdown-preview h5 { font-size: 0.875em; }
.markdown-preview h6 { font-size: 0.85em; color: var(--text-secondary); }

/* Paragraphs */
.markdown-preview p {
    margin-top: 0;
    margin-bottom: 16px;
}

/* Links */
.markdown-preview a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.markdown-preview a:hover {
    border-bottom-color: var(--accent);
}

/* Code */
.markdown-preview code {
    padding: 0.2em 0.4em;
    margin: 0;
    font-size: 85%;
    background-color: var(--bg-tertiary);
    border-radius: 3px;
    font-family: 'Monaco', 'Courier New', monospace;
    color: var(--json-string);
    word-break: break-word;
}

.markdown-preview pre {
    padding: 16px;
    overflow: auto;
    font-size: 85%;
    line-height: 1.45;
    background-color: var(--bg-tertiary);
    border-radius: 6px;
    margin-bottom: 16px;
    max-width: 100%;
}

.markdown-preview pre code {
    display: inline;
    padding: 0;
    margin: 0;
    overflow: visible;
    line-height: inherit;
    background-color: transparent;
    border: 0;
    color: var(--text-primary);
    word-break: break-word;
}

/* Syntax highlighting classes */
.markdown-preview .hl-keyword { color: #c678dd; }
.markdown-preview .hl-string { color: #98c379; }
.markdown-preview .hl-comment { color: #5c6370; font-style: italic; }
.markdown-preview .hl-number { color: #d19a66; }
.markdown-preview .hl-boolean { color: #61afef; }
.markdown-preview .hl-null { color: #c678dd; }
.markdown-preview .hl-key { color: #e06c75; }
.markdown-preview .hl-bracket { color: #abb2bf; }
.markdown-preview .hl-tag { color: #e06c75; }
.markdown-preview .hl-attr { color: #d19a66; }
.markdown-preview .hl-selector { color: #61afef; }
.markdown-preview .hl-property { color: #56b6c2; }
.markdown-preview .hl-value { color: #98c379; }
.markdown-preview .hl-decorator { color: #c678dd; }
.markdown-preview .hl-variable { color: #d19a66; }

.light-theme .markdown-preview .hl-keyword { color: #a626a4; }
.light-theme .markdown-preview .hl-string { color: #50a14f; }
.light-theme .markdown-preview .hl-comment { color: #a0a1a7; }
.light-theme .markdown-preview .hl-number { color: #986801; }
.light-theme .markdown-preview .hl-boolean { color: #0184bc; }
.light-theme .markdown-preview .hl-null { color: #a626a4; }
.light-theme .markdown-preview .hl-key { color: #e45649; }
.light-theme .markdown-preview .hl-bracket { color: #383a42; }
.light-theme .markdown-preview .hl-tag { color: #e45649; }
.light-theme .markdown-preview .hl-attr { color: #986801; }
.light-theme .markdown-preview .hl-selector { color: #0184bc; }
.light-theme .markdown-preview .hl-property { color: #0997b3; }
.light-theme .markdown-preview .hl-value { color: #50a14f; }
.light-theme .markdown-preview .hl-decorator { color: #a626a4; }
.light-theme .markdown-preview .hl-variable { color: #986801; }

/* Blockquotes */
.markdown-preview blockquote {
    padding: 0 1em;
    color: var(--text-secondary);
    border-left: 0.25em solid var(--border);
    margin: 0 0 16px 0;
}

.markdown-preview blockquote p {
    margin-bottom: 8px;
}

/* Tables */
.markdown-preview table {
    border-spacing: 0;
    border-collapse: collapse;
    width: 100%;
    overflow: auto;
    margin-bottom: 16px;
}

.markdown-preview table th {
    font-weight: 600;
    background-color: var(--bg-tertiary);
}

.markdown-preview table th,
.markdown-preview table td {
    padding: 6px 13px;
    border: 1px solid var(--border);
}

.markdown-preview table tr {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.markdown-preview table tr:nth-child(2n) {
    background-color: var(--bg-tertiary);
}

/* Lists */
.markdown-preview ul,
.markdown-preview ol {
    padding-left: 2em;
    margin-top: 0;
    margin-bottom: 16px;
}

.markdown-preview li + li {
    margin-top: 0.25em;
}

.markdown-preview li > p {
    margin-bottom: 8px;
}

/* Task lists */
.markdown-preview .task-list-item {
    list-style-type: none;
}

.markdown-preview .task-list-item input[type="checkbox"] {
    margin-right: 0.5em;
    margin-left: -1.5em;
}

/* Horizontal rules */
.markdown-preview hr {
    height: 0.25em;
    padding: 0;
    margin: 24px 0;
    background-color: var(--border);
    border: 0;
}

/* Images */
.markdown-preview img {
    max-width: 100%;
    height: auto;
    box-sizing: border-box;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

/* Strong and emphasis */
.markdown-preview strong {
    font-weight: 600;
}

.markdown-preview em {
    font-style: italic;
}

.markdown-preview del {
    text-decoration: line-through;
}

/* Full width panels for markdown modes */
.markdown-preview-container {
    height: 100%;
}

#markdownView .panel.full-width {
    grid-column: 1 / -1;
}

/* ===========================================
   Utilities
   =========================================== */
.hidden {
    display: none !important;
}

/* ===========================================
   Scrollbar Styling
   =========================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ===========================================
   Focus States (Accessibility)
   =========================================== */
*:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

button:focus-visible,
.tab:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ===========================================
   Responsive
   =========================================== */

/* Tablets and medium screens (iPad, etc.) */
@media (max-width: 1024px) {
    .home-hero {
        grid-template-columns: 1fr;
        padding: 22px 24px;
    }

    .home-hero-card {
        max-height: none;
        min-height: 180px;
    }

    .home-proof-grid,
    .home-feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .main.resizable .panel {
        min-width: 150px;
    }

    .progress-content {
        min-width: 300px;
        max-width: 90vw;
    }

    .warning-modal .modal-content {
        max-width: 90vw;
        min-width: 300px;
    }
}

/* Mobile and small tablets */
@media (max-width: 768px) {
    .home-landing {
        padding: 18px;
        gap: 20px;
    }

    .home-hero {
        padding: 20px;
        border-radius: 18px;
    }

    .home-hero-card {
        min-height: 168px;
        max-height: none;
    }

    .home-proof-grid,
    .home-feature-grid {
        grid-template-columns: 1fr;
    }

    .home-ai-spotlight {
        grid-template-columns: 1fr;
        padding: 22px;
    }

    .home-ai-spotlight-aside .home-cta {
        width: 100%;
    }

    .home-actions,
    .home-cta {
        width: 100%;
    }

    .home-donation {
        padding: 16px 18px;
        margin: 20px auto;
    }

    .home-donation h2 {
        font-size: 18px;
    }

    .home-donation p {
        font-size: 13px;
    }

    .home-donation-methods {
        margin: 14px 0 10px;
    }

    .donation-link {
        padding: 12px 18px;
        min-width: 200px;
    }

    .main {
        flex-direction: column;
        padding: 16px;
        gap: 16px;
    }

    .main.resizable .panel {
        min-width: 0;
        width: 100%;
    }

    header {
        padding: 12px 16px;
    }

    .tabs {
        padding: 0 16px;
        overflow-x: auto;
    }

    .modes {
        padding: 12px 16px;
        gap: 8px;
        flex-wrap: wrap;
    }

    .mode {
        padding: 6px 10px;
        font-size: 13px;
    }

    .progress-content {
        min-width: 0;
        width: 90vw;
        max-width: 400px;
        padding: 24px 16px;
    }

    .warning-modal .modal-content {
        min-width: 0;
        width: 90vw;
        max-width: 400px;
        padding: 24px 16px;
    }

    .panel-header {
        flex-wrap: wrap;
        gap: 8px;
    }

    .panel-actions {
        flex-wrap: wrap;
    }

    .file-explorer-sidebar {
        width: min(78vw, var(--sidebar-width));
    }

    header,
    .tabs,
    .container,
    #homeLandingPageView,
    #featureWorkspace {
        margin-left: min(78vw, var(--sidebar-width));
        width: calc(100vw - min(78vw, var(--sidebar-width)));
    }

    body.sidebar-collapsed header,
    body.sidebar-collapsed .tabs,
    body.sidebar-collapsed .container,
    body.sidebar-collapsed #homeLandingPageView,
    body.sidebar-collapsed #featureWorkspace {
        margin-left: var(--sidebar-collapsed-width);
        width: calc(100vw - var(--sidebar-collapsed-width));
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .home-landing {
        padding: 12px;
    }

    .home-hero {
        padding: 22px;
    }

    .home-hero-copy h1 {
        font-size: 26px;
    }

    .home-feature-card {
        min-height: 0;
        padding: 20px;
    }

    header {
        padding: 8px 12px;
    }

    .logo {
        font-size: 18px;
    }

    .tabs {
        padding: 0 12px;
    }

    .tab {
        padding: 10px 12px;
        font-size: 13px;
    }

    .main {
        padding: 12px;
    }

    .panel {
        border-radius: var(--radius-sm);
    }

    .btn {
        padding: 8px 12px;
        font-size: 13px;
    }
}

/* ===========================================
   Large File Handling UI
   =========================================== */

/* Progress Indicator */
.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
}

.progress-dialog {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 32px;
    min-width: 400px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.progress-message {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--text-primary);
    text-align: center;
}

.progress-bar-container {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-percent {
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Warning Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
}

.modal-dialog {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-body pre {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-elevated);
}

/* Settings Toggle Button */
.settings-toggle {
    background: var(--bg-tertiary);
    border: none;
    color: var(--text-primary);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.settings-toggle:hover {
    background: var(--bg-elevated);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Settings Modal */
.settings-dialog {
    max-width: 500px;
}

.settings-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.settings-feature {
    padding: 8px 0;
}

.settings-feature label {
    display: flex;
    align-items: center;
    cursor: pointer;
    gap: 12px;
}

.settings-feature input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent);
}

.settings-feature span {
    font-size: 15px;
    color: var(--text-primary);
}

.auth-notice {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-notice strong {
    color: var(--text-primary);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Rendering Limit Notice */
.notice {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9997;
    max-width: 400px;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notice-content {
    background: var(--warning);
    color: #1a1a1a;
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 12px;
}

.notice-close {
    background: none;
    border: none;
    color: #1a1a1a;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    flex-shrink: 0;
}

.notice-close:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* Virtual Scroller Load More */
.load-more-container {
    padding: 24px;
    text-align: center;
    border-top: 2px solid var(--border);
    margin-top: 16px;
}

.load-more-btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 12px 32px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.load-more-btn:hover {
    background: var(--accent-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.load-more-btn:active {
    transform: translateY(0);
}

/* Code line for virtual scroller */
.code-line {
    display: flex;
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    padding: 2px 0;
}

.code-line .line-number {
    color: var(--text-muted);
    padding-right: 16px;
    text-align: right;
    min-width: 50px;
    user-select: none;
}

.code-line .line-content {
    flex: 1;
    white-space: pre;
    overflow-x: auto;
}

/* Tree lazy placeholder */
.tree-lazy-placeholder {
    padding: 12px 20px;
    margin: 8px 0;
    background: var(--bg-tertiary);
    border-radius: 6px;
    border-left: 3px solid var(--warning);
}

.tree-lazy-message {
    color: var(--text-secondary);
    font-size: 13px;
    font-style: italic;
}
/* ===========================================
   Resizable Split View
   =========================================== */
.resize-handle {
    width: 8px;
    cursor: col-resize;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
    transition: background 0.2s;
}

.resize-handle:hover {
    background: rgba(var(--logo-start-rgb, 16, 185, 129), 0.1);
}

.resize-handle.active {
    background: rgba(var(--logo-start-rgb, 16, 185, 129), 0.2);
}

.resize-handle-line {
    width: 2px;
    height: 40px;
    background: var(--border);
    border-radius: 1px;
    transition: background 0.2s, height 0.2s;
}

.resize-handle:hover .resize-handle-line {
    background: var(--logo-start);
    height: 60px;
}

.resize-handle.active .resize-handle-line {
    background: var(--logo-start);
    height: 100%;
}

/* Ensure panels can shrink */
.main.resizable .panel {
    min-width: 200px;
    min-height: 0;
    overflow: hidden;
}

/* ===========================================
   Search UI
   =========================================== */
.search-bar {
    background: var(--bg-tertiary);
    padding: 12px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 12;
    flex-shrink: 0;
}

.search-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-input-group {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    padding: 0 12px;
    flex: 1;
    max-width: 300px;
}

.search-input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 13px;
    padding: 8px 0;
    flex: 1;
    outline: none;
    font-family: inherit;
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-counter {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    padding-left: 8px;
    border-left: 1px solid var(--border);
}

.search-counter.no-results {
    color: var(--warning);
}

.search-options {
    display: flex;
    gap: 4px;
}

.search-option-btn {
    background: var(--bg-secondary);
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-family: 'Courier New', monospace;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-option-btn:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.search-option-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.search-navigation {
    display: flex;
    gap: 4px;
}

.search-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.search-close-btn:hover {
    background: var(--danger);
    color: white;
}

.replace-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.replace-input {
    flex: 1;
}

.search-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
}

.search-toggle-btn svg {
    width: 16px;
    height: 16px;
}

/* Search highlights */
mark.search-highlight {
    background: rgba(255, 212, 59, 0.4);
    color: inherit;
    padding: 2px 0;
    border-radius: 2px;
}

mark.search-highlight-active {
    background: rgba(255, 165, 0, 0.6);
    color: inherit;
    padding: 2px 0;
    border-radius: 2px;
    box-shadow: 0 0 0 1px rgba(255, 165, 0, 0.8);
}

/* Keep search highlights visible inside syntax-colored keys and tags */
.json-key mark.search-highlight,
.json-key mark.search-highlight-active,
.tree-key mark.search-highlight,
.tree-key mark.search-highlight-active,
.xml-tag mark.search-highlight,
.xml-tag mark.search-highlight-active,
.xml-attr-name mark.search-highlight,
.xml-attr-name mark.search-highlight-active {
    color: inherit;
    font-weight: 600;
}

/* ============================================
   File Explorer Sidebar
   ============================================ */

.file-explorer-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    bottom: var(--status-bar-height);
    height: auto;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    transition: width 0.3s ease;
    box-shadow: var(--shadow-md);
}

.file-explorer-sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.file-explorer-sidebar.collapsed .file-explorer-title,
.file-explorer-sidebar.collapsed .file-explorer-actions,
.file-explorer-sidebar.collapsed .file-explorer-section,
.file-explorer-sidebar.collapsed .file-explorer-active {
    display: none;
}

/* Adjust main content to account for sidebar.
   No transition by default — prevents animate-on-viewport-resize (maximize flicker in
   Electron: the GPU compositor can start a CSS transition before the JS resize event
   fires, so the 'layout-resizing' class added in the resize handler arrives too late).
   Transitions are enabled only during an intentional sidebar toggle via .sidebar-animating. */
header,
.tabs,
.container,
#homeLandingPageView,
#featureWorkspace {
    margin-left: var(--sidebar-width);
    width: calc(100vw - var(--sidebar-width));
}

body.sidebar-animating header,
body.sidebar-animating .tabs,
body.sidebar-animating .container,
body.sidebar-animating #homeLandingPageView,
body.sidebar-animating #featureWorkspace {
    transition: margin-left 0.3s ease, width 0.3s ease;
}

body.sidebar-collapsed header,
body.sidebar-collapsed .tabs,
body.sidebar-collapsed .container,
body.sidebar-collapsed #homeLandingPageView,
body.sidebar-collapsed #featureWorkspace {
    margin-left: var(--sidebar-collapsed-width);
    width: calc(100vw - var(--sidebar-collapsed-width));
}

/* When file explorer is disabled in release config, remove all sidebar spacing */
body.no-file-explorer #fileExplorerSidebar {
    display: none;
}

body.no-file-explorer header,
body.no-file-explorer .tabs,
body.no-file-explorer .container,
body.no-file-explorer #homeLandingPageView,
body.no-file-explorer #featureWorkspace {
    margin-left: 0;
    width: 100vw;
}

.file-explorer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 14px 12px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    z-index: 2;
}

.file-explorer-title {
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.01em;
    color: var(--text-primary);
    text-transform: uppercase;
}

.file-explorer-collapse {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    cursor: pointer;
    padding: 0;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
    color: var(--text-primary);
}

.file-explorer-collapse:hover {
    background: var(--bg-elevated);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.collapse-icon {
    display: block;
    transition: transform 0.3s ease;
}

.file-explorer-sidebar.collapsed .collapse-icon {
    transform: rotate(180deg);
}

.file-explorer-actions {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-bottom: 1px solid var(--border);
}

.file-explorer-actions .btn {
    justify-content: center;
    width: 100%;
}

.file-explorer-active {
    padding: 12px 14px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
}

.active-file-header {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
}

.active-file-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
    font-weight: 600;
}

.active-file-time {
    font-size: 11px;
    color: var(--text-muted);
}

.active-file-info {
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    padding: 10px;
}

.active-file-icon {
    font-size: 18px;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    background: var(--accent-muted);
}

.active-file-details {
    flex: 1;
    min-width: 0;
}

.active-file-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.active-file-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 3px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.file-explorer-section {
    border-bottom: 1px solid var(--border);
}

.file-explorer-section.hidden {
    display: none;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px 8px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.section-action {
    background: none;
    border: none;
    color: var(--accent);
    cursor: pointer;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.section-action:hover {
    background: var(--bg-elevated);
}

.file-list {
    max-height: 300px;
    overflow-y: auto;
    padding: 2px 8px 10px;
}

.file-item {
    padding: 10px 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: background 0.2s, border-color 0.2s, transform 0.15s;
    position: relative;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
}

.file-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--border);
    transform: translateY(-1px);
}

.file-item:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 0;
}

.file-item.active {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-sm);
}

.file-item.active .file-name,
.file-item.active .file-meta {
    color: white;
}

.file-icon {
    font-size: 15px;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    background: var(--accent-muted);
}

.file-info {
    flex: 1;
    min-width: 0;
}

.file-name {
    font-size: 14px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 3px;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.file-format-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 7px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.04em;
    background: var(--accent-muted);
    color: var(--accent);
}

.file-time {
    color: var(--text-muted);
}

.file-remove {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    opacity: 0;
    transition: opacity 0.2s, background 0.2s;
    flex-shrink: 0;
}

.file-item:hover .file-remove {
    opacity: 1;
}

.file-remove:hover {
    background: var(--error);
    color: white;
}

.file-item.active .file-icon,
.file-item.active .file-format-chip {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.empty-state {
    padding: 24px 16px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

/* ===========================================
   Docker Compose Validation Styles
   =========================================== */

.validation-success {
    background: rgba(81, 207, 102, 0.1);
    border-left: 4px solid var(--success);
    padding: 16px;
    margin-bottom: 16px;
    border-radius: 4px;
}

.validation-success h3 {
    color: var(--success);
    margin: 0 0 8px 0;
    font-size: 18px;
}

.validation-success p {
    margin: 0;
    color: var(--text-primary);
}

.validation-error {
    background: rgba(250, 82, 82, 0.1);
    border-left: 4px solid var(--error);
    padding: 16px;
    margin-bottom: 16px;
    border-radius: 4px;
}

.validation-error h3 {
    color: var(--error);
    margin: 0 0 8px 0;
    font-size: 18px;
}

.validation-error p {
    margin: 0;
    color: var(--text-primary);
}

.validation-errors {
    background: var(--bg-secondary);
    padding: 16px;
    margin-bottom: 16px;
    border-radius: 4px;
}

.validation-errors h4 {
    color: var(--error);
    margin: 0 0 12px 0;
    font-size: 16px;
}

.validation-errors ul {
    margin: 0;
    padding-left: 20px;
    list-style-type: none;
}

.validation-errors li {
    margin-bottom: 8px;
    color: var(--text-primary);
}

.validation-errors li strong {
    color: var(--accent);
}

.validation-warnings {
    background: rgba(255, 212, 59, 0.1);
    border-left: 4px solid var(--warning);
    padding: 16px;
    margin-bottom: 16px;
    border-radius: 4px;
}

.validation-warnings h4 {
    color: var(--warning);
    margin: 0 0 12px 0;
    font-size: 16px;
}

.validation-warnings ul {
    margin: 0;
    padding-left: 20px;
    list-style-type: none;
}

.validation-warnings li {
    margin-bottom: 8px;
    color: var(--text-primary);
}

.validation-warnings li strong {
    color: var(--accent);
}

.compose-generated-files {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 4px;
}

.compose-generated-files-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin: 0 0 12px 0;
}

.compose-generated-files h4 {
    margin: 0;
    color: var(--accent);
}

.compose-files-count {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 4px 8px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg-primary);
}

.compose-generated-files details[open] {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.compose-generated-files details:last-child {
    margin-bottom: 0;
}

.compose-generated-files summary {
    cursor: pointer;
    padding: 10px 12px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.compose-generated-files summary::-webkit-details-marker {
    margin-right: 8px;
}

.compose-file-path {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px;
    color: var(--text-primary);
    word-break: break-all;
}

.compose-file-summary-meta {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    white-space: nowrap;
}

.compose-file-type,
.compose-file-lines {
    font-size: 11px;
    font-weight: 600;
    border-radius: 999px;
    padding: 3px 8px;
}

.compose-file-type {
    background: rgba(124, 58, 237, 0.12);
    color: var(--accent);
}

.compose-file-lines {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-secondary);
}

.compose-file-copy-btn {
    width: 26px;
    height: 26px;
    min-width: 26px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    line-height: 1;
}

.compose-file-copy-btn:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: rgba(124, 58, 237, 0.08);
}

.compose-generated-files details {
    margin-bottom: 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-primary);
}

.compose-generated-file {
    margin: 0;
    padding: 12px;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-primary);
    white-space: pre;
    overflow: auto;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px;
    line-height: 1.45;
}

.info-message {
    background: rgba(124, 58, 237, 0.1);
    border-left: 4px solid var(--accent);
    padding: 16px;
    margin-bottom: 16px;
    border-radius: 4px;
}

.info-message h3 {
    color: var(--accent);
    margin: 0 0 8px 0;
    font-size: 18px;
}

.info-message p {
    margin: 8px 0;
    color: var(--text-primary);
}

.mermaid-container {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 4px;
    overflow: auto;
}

.mermaid-diagram-wrapper {
    margin: 1em 0;
    padding: 1em;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow-x: auto;
    max-width: 100%;
    max-height: 600px;
}

.mermaid-diagram-wrapper svg,
.mermaid-svg {
    max-width: 100%;
    display: block;
    pointer-events: none;
}

/* !important beats Mermaid inline stroke (#333) on connector paths */
body:not(.light-theme) .mermaid-svg .edgePath path,
body:not(.light-theme) .mermaid-svg .edgePaths path,
body:not(.light-theme) .mermaid-svg .flowchart-link,
body:not(.light-theme) .mermaid-svg path.relation,
body:not(.light-theme) .mermaid-svg line.messageLine0,
body:not(.light-theme) .mermaid-svg line.messageLine1,
body:not(.light-theme) .mermaid-diagram-wrapper .edgePath path,
body:not(.light-theme) .mermaid-diagram-wrapper .edgePaths path,
body:not(.light-theme) .mermaid-diagram-wrapper .flowchart-link,
body:not(.light-theme) .mermaid-diagram-wrapper path.relation,
body:not(.light-theme) .mermaid-diagram-wrapper line.messageLine0,
body:not(.light-theme) .mermaid-diagram-wrapper line.messageLine1 {
    stroke: #ffffff !important;
}

body:not(.light-theme) .mermaid-svg marker path,
body:not(.light-theme) .mermaid-diagram-wrapper marker path {
    fill: #ffffff !important;
    stroke: #ffffff !important;
}

/* Mermaid feature: diagram viewer with pan/zoom in the output panel */
.editor-container.mermaid-output-mode #outputLineNumbers {
    display: none;
}

.editor-container.mermaid-output-mode .output {
    white-space: normal;
    overflow: hidden;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.mermaid-zoom-container {
    position: relative;
    flex: 1;
    width: 100%;
    min-height: 0;
    overflow: auto;
    cursor: grab;
    touch-action: none;
}

.mermaid-svg-wrapper {
    transform-origin: 0 0;
    transition: transform 0.2s ease-out;
}

.mermaid-svg {
    max-width: none;
    display: block;
    pointer-events: none;
}

/* Docker Compose: SVG service map in output panel */
.editor-container.compose-output-mode #outputLineNumbers {
    display: none;
}

.editor-container.compose-output-mode .output,
.output.compose-visual-output {
    white-space: normal !important;
    overflow: auto;
    padding: 0;
    display: block;
    min-height: 0;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif !important;
    font-size: 14px;
    line-height: 1.4 !important;
    letter-spacing: normal;
}

.compose-map {
    padding: 16px 20px 24px;
    color: var(--text-primary);
}

.compose-map-hint {
    margin: 0 0 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.compose-map-hint code {
    font-size: 12px;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.compose-map-canvas {
    overflow: auto;
    padding: 8px 0 12px;
    text-align: center;
}

.compose-svg-map {
    display: inline-block;
    max-width: 100%;
    height: auto;
}

.compose-svg-box {
    fill: var(--bg-primary);
    stroke: var(--border);
    stroke-width: 1.5;
}

.compose-svg-node--edge .compose-svg-box {
    stroke: var(--accent);
    stroke-width: 2;
}

.compose-svg-node--data .compose-svg-box {
    stroke: var(--accent);
    stroke-width: 2;
    stroke-dasharray: 4 2;
}

.compose-svg-node--queue .compose-svg-box {
    stroke: var(--warning);
    stroke-width: 2;
}

.compose-svg-title {
    fill: var(--text-primary);
    font-size: 13px;
    font-weight: 600;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

.compose-svg-meta {
    fill: var(--text-secondary);
    font-size: 11px;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.compose-svg-edge {
    fill: none;
    stroke: var(--text-secondary);
    stroke-width: 1.75;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.9;
}

.compose-svg-arrowhead {
    fill: var(--text-secondary);
}

.compose-map-edges {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.compose-map-edges h4 {
    margin: 0 0 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.compose-map-edges ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.compose-edge {
    font-size: 12px;
    line-height: 1.5;
    padding: 4px 0;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.compose-edge strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Theme toggle icon styles */
.theme-toggle {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    position: relative !important;
    padding: 10px 12px !important;
    background: transparent !important;
}

.theme-icon {
    transition: all 0.3s ease;
    position: absolute;
}

/* Show sun in dark mode (to switch to light) */
body:not(.light-theme) .theme-icon.sun-icon {
    opacity: 1;
    transform: rotate(0deg);
}

body:not(.light-theme) .theme-icon.moon-icon {
    opacity: 0;
    transform: rotate(180deg);
}

/* Show moon in light mode (to switch to dark) */
body.light-theme .theme-icon.sun-icon {
    opacity: 0;
    transform: rotate(-180deg);
}

body.light-theme .theme-icon.moon-icon {
    opacity: 1;
    transform: rotate(0deg);
}

/* ===========================================
   PII & Secrets Detector
   =========================================== */
.pii-result {
    font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
    white-space: normal;
    display: flex;
    flex-direction: column;
    gap: 12px;
    height: 100%;
    min-height: 0;
    isolation: isolate;
}

.pii-ml-status {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 8px 10px;
    border-radius: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 10px;
}

.pii-ml-status-loading {
    color: var(--text-primary);
    border-color: rgba(var(--accent-rgb, 99, 102, 241), 0.35);
    background: linear-gradient(
        135deg,
        rgba(var(--accent-rgb, 99, 102, 241), 0.08),
        var(--bg-tertiary)
    );
    position: relative;
    overflow: hidden;
}

.pii-ml-status-loading::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--accent),
        transparent
    );
    animation: pii-ml-indeterminate 1.6s ease-in-out infinite;
}

.pii-ml-status-text {
    flex: 1 1 auto;
    min-width: 0;
}

.pii-ml-status-detail {
    flex: 1 1 100%;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--accent);
}

.pii-ml-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(var(--accent-rgb, 99, 102, 241), 0.2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: pii-ml-spin 0.75s linear infinite;
    flex-shrink: 0;
}

.pii-ml-spinner-sm {
    width: 14px;
    height: 14px;
    border-width: 2px;
}

.pii-layer-pending {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 22px;
}

.pii-result.pii-ml-pending .pii-summary-card-pending {
    border-color: rgba(var(--accent-rgb, 99, 102, 241), 0.35);
    box-shadow: 0 0 0 1px rgba(var(--accent-rgb, 99, 102, 241), 0.08);
}

@keyframes pii-ml-spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes pii-ml-indeterminate {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.pii-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
    margin-bottom: 12px;
}

.pii-summary-card {
    background: linear-gradient(145deg, var(--bg-tertiary), var(--bg-secondary));
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
    font: inherit;
    color: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.pii-summary-card:hover {
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.15);
}

.pii-summary-card.active {
    border-color: var(--accent);
    background: linear-gradient(145deg, rgba(124, 58, 237, 0.12), var(--bg-secondary));
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.2);
}

.pii-summary-card.active span {
    color: var(--text-primary);
}

.pii-summary-card strong {
    font-size: 18px;
}

.pii-summary-card span {
    font-size: 12px;
    color: var(--text-secondary);
}

.pii-layout {
    display: grid;
    grid-template-columns: minmax(260px, 0.9fr) minmax(300px, 1.1fr);
    gap: 12px;
    align-items: stretch;
    flex: 1 1 auto;
    min-height: 0;
}

.pii-findings,
.pii-source {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    background: linear-gradient(160deg, var(--bg-tertiary), var(--bg-secondary));
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
    min-height: 0;
}

.pii-finding-rows {
    flex: 1 1 auto;
    min-height: 0;
    overflow: auto;
}

.pii-section-title {
    padding: 12px 14px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.03);
}

.pii-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.08);
}

.pii-result.pii-sticky .pii-section-title {
    position: sticky;
    top: 0;
    z-index: 3;
}

.pii-result.pii-sticky .pii-filters {
    position: sticky;
    top: 43px;
    z-index: 2;
}

.pii-filter-chip {
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pii-filter-chip span {
    color: var(--text-muted);
    margin-left: 4px;
}

.pii-filter-chip:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.pii-filter-chip.active {
    border-color: var(--accent);
    background: rgba(124, 58, 237, 0.18);
    color: #d9c7ff;
}

.pii-finding-row {
    width: 100%;
    text-align: left;
    background: transparent;
    border: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    padding: 12px 14px;
    display: grid;
    grid-template-columns: auto auto 1fr auto;
    gap: 8px;
    align-items: center;
    cursor: pointer;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.pii-finding-row:hover {
    background: rgba(124, 58, 237, 0.12);
    transform: translateY(-1px);
}

.pii-finding-row.active {
    background: linear-gradient(90deg, rgba(124, 58, 237, 0.22), rgba(124, 58, 237, 0.08));
    box-shadow: inset 3px 0 0 var(--accent);
}

.pii-finding-row:last-child {
    border-bottom: none;
}

.pii-finding-match {
    grid-column: 1 / -1;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pii-badge {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.pii-badge.pii-pii { background: rgba(255, 212, 59, 0.15); color: #e5b700; }
.pii-badge.pii-secret { background: rgba(250, 82, 82, 0.15); color: #ff7f7f; }
.pii-badge.pii-high { background: rgba(250, 82, 82, 0.15); color: #ff7f7f; }
.pii-badge.pii-medium { background: rgba(255, 212, 59, 0.15); color: #e5b700; }
.pii-badge.pii-low { background: rgba(81, 207, 102, 0.15); color: #80d68c; }

.pii-result.pii-modern-severity .pii-badge.pii-pii { background: rgba(45, 136, 255, 0.16); color: #9ec8ff; }
.pii-result.pii-modern-severity .pii-badge.pii-secret { background: rgba(186, 85, 211, 0.2); color: #e4b8ff; }
.pii-result.pii-modern-severity .pii-badge.pii-high { background: rgba(255, 89, 94, 0.2); color: #ffb7b9; }
.pii-result.pii-modern-severity .pii-badge.pii-medium { background: rgba(255, 190, 92, 0.22); color: #ffd8a1; }
.pii-result.pii-modern-severity .pii-badge.pii-low { background: rgba(76, 205, 153, 0.2); color: #9df0d0; }

.pii-finding-label {
    font-size: 13px;
    font-weight: 600;
}

.pii-finding-line {
    font-size: 12px;
    color: var(--text-secondary);
}

.pii-source-wrap {
    max-height: none;
    flex: 1 1 auto;
    min-height: 0;
    overflow: auto;
    background: var(--bg-secondary);
    padding: 6px 0;
}

.pii-result.pii-large-source .pii-source-wrap {
    min-height: 0;
}

.pii-source-line {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 12px;
    padding: 6px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
    white-space: pre;
    transition: background 0.2s ease, box-shadow 0.2s ease;
}

.pii-source-line.pii-source-hit {
    background: linear-gradient(90deg, rgba(255, 212, 59, 0.1), rgba(255, 212, 59, 0.02));
}

.pii-source-line.active {
    background: linear-gradient(90deg, rgba(124, 58, 237, 0.2), rgba(124, 58, 237, 0.05));
    box-shadow: inset 3px 0 0 var(--accent), 0 0 0 1px rgba(124, 58, 237, 0.22);
}

.pii-source-num {
    color: var(--text-muted);
    text-align: right;
    user-select: none;
}

.pii-source-text {
    color: var(--text-primary);
    overflow-x: auto;
}

.pii-empty {
    padding: 16px 14px;
    color: var(--text-secondary);
}

@media (max-width: 980px) {
    .pii-layout {
        grid-template-columns: 1fr;
        overflow: auto;
    }

    .pii-source-wrap {
        min-height: 320px;
    }

    .pii-result.pii-large-source .pii-source-wrap {
        min-height: 320px;
    }
}

/* SQL Schema — ERD fills workspace (split diagram + edit-only) */
#standardView.sql-schema-erd-layout {
    min-height: 0;
    overflow: hidden;
}

#standardView.sql-schema-erd-layout #sqlSchemaOutputPanel {
    display: flex;
    flex-direction: column;
    flex: 1 1 0;
    min-height: 0;
    min-width: 0;
}

#standardView.sql-schema-erd-layout #sqlSchemaOutputPanel .panel-header {
    flex-shrink: 0;
    margin-bottom: 8px;
}

#standardView.sql-schema-erd-layout #sqlSchemaOutputPanel .editor-container.sql-schema-output-mode {
    flex: 1 1 0;
    min-height: 0;
    display: flex;
}

#standardView.sql-schema-diagram-edit-mode {
    flex: 1 1 0;
    min-height: 0;
    width: 100%;
    padding: 8px 12px;
    gap: 0;
}

#standardView.sql-schema-diagram-edit-mode #sqlSchemaInputPanel,
#standardView.sql-schema-diagram-edit-mode #sqlSchemaResizeHandle {
    display: none !important;
    flex: 0 0 0 !important;
    width: 0 !important;
    min-width: 0 !important;
    overflow: hidden;
}

#standardView.sql-schema-diagram-edit-mode #sqlSchemaOutputPanel {
    flex: 1 1 100% !important;
    flex-basis: auto !important;
    flex-grow: 1 !important;
    width: 100% !important;
    max-width: none !important;
    min-width: 0;
}

/* SQL Schema ERD output panel */
.editor-container.sql-schema-output-mode #outputLineNumbers {
    display: none;
}

.editor-container.sql-schema-output-mode .output,
.output.sql-schema-visual-output {
    white-space: normal !important;
    overflow: hidden;
    padding: 0;
    display: flex;
    flex-direction: column;
    flex: 1 1 0;
    min-height: 0;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif !important;
}

#standardView.sql-schema-erd-layout .erd-mount,
.output.sql-schema-visual-output .erd-mount {
    flex: 1 1 0;
    min-height: 0;
}

.sql-schema-placeholder {
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

.sql-schema-error-banner {
    padding: 8px 12px;
    background: color-mix(in srgb, var(--error) 12%, transparent);
    color: var(--error);
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.erd-mount {
    flex: 1 1 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
}

.erd-root {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.erd-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    flex-wrap: wrap;
}

.erd-toolbar .btn,
.erd-toolbar .erd-zoom-btn {
    padding: 4px 10px;
    font-size: 13px;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    font-family: inherit;
    line-height: 1.2;
    min-width: 2rem;
}

.erd-toolbar .erd-zoom-btn[data-action="zoom-in"],
.erd-toolbar .erd-zoom-btn[data-action="zoom-out"] {
    font-size: 16px;
    padding: 4px 12px;
}

.erd-toolbar .btn:hover,
.erd-toolbar .erd-zoom-btn:hover {
    background: var(--bg-elevated);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.erd-toolbar .btn:active,
.erd-toolbar .erd-zoom-btn:active {
    transform: translateY(0);
}

.erd-zoom-label {
    font-size: 13px;
    min-width: 48px;
    text-align: center;
    color: var(--text-secondary);
}

.erd-toolbar .erd-export-btn {
    margin-left: auto;
    font-size: 13px;
    padding: 4px 12px;
}

.erd-relationship-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-secondary) 88%, transparent);
}

.erd-relationship-summary {
    font-size: 12px;
    color: var(--text-secondary);
}

.erd-relationship-list {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-secondary) 78%, transparent);
}

.erd-relationship-chip {
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 11px;
    white-space: nowrap;
    cursor: pointer;
}

.erd-relationship-chip-selected {
    border-color: var(--accent);
    color: var(--text-primary);
}

.erd-relationship-chip-manual {
    border-color: color-mix(in srgb, #7c3aed 50%, var(--border));
}

.erd-relationship-chip-secondary {
    border-style: dashed;
}

.erd-viewport {
    flex: 1 1 0;
    min-height: 0;
    overflow: hidden;
    cursor: grab;
    background:
        radial-gradient(circle at 1px 1px, var(--border) 1px, transparent 0);
    background-size: 20px 20px;
    position: relative;
}

.erd-canvas-inner {
    position: relative;
    transform-origin: 0 0;
}

.erd-edges-svg {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    overflow: visible;
    z-index: 0;
}

.erd-handles-svg {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    overflow: visible;
    z-index: 3;
}

.erd-edge-hit {
    fill: none;
    stroke: transparent;
    stroke-width: 14;
    pointer-events: stroke;
    cursor: pointer;
}

.erd-edge {
    fill: none;
    stroke: var(--text-secondary);
    stroke-width: 2;
    pointer-events: none;
}

.erd-edge-secondary {
    stroke-dasharray: 6 5;
    opacity: 0.85;
}

.erd-edge-selected {
    stroke: var(--accent, #3b82f6);
    stroke-width: 3;
}


/* Arrow tip stubs rendered above table nodes in the handles SVG */
.erd-arrow-tip {
    fill: none;
    stroke: var(--text-secondary);
    stroke-width: 2;
    pointer-events: none;
}

.erd-arrow-tip-secondary {
    stroke-dasharray: 6 5;
    opacity: 0.85;
}

.erd-arrow-tip-selected {
    stroke: var(--accent, #3b82f6);
    stroke-width: 3;
}

.erd-edge-handles {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.12s ease;
}

.erd-edge-handles-visible {
    opacity: 1;
    pointer-events: all;
}

.erd-endpoint-handle {
    cursor: grab;
    stroke: var(--bg-primary);
    stroke-width: 2;
}

.erd-endpoint-tail {
    fill: #64748b;
}

.erd-endpoint-head {
    fill: #7c3aed;
}

.erd-endpoint-head:hover {
    fill: #6d28d9;
}

.erd-endpoint-head-label {
    font-size: 11px;
    font-weight: 700;
    fill: #7c3aed;
    pointer-events: none;
    user-select: none;
}

.erd-anchor-pending {
    opacity: 1 !important;
    background: #f59e0b !important;
    transform: scale(1.35);
    box-shadow: 0 0 0 3px color-mix(in srgb, #f59e0b 35%, transparent);
}

.erd-anchor-target-head {
    opacity: 1 !important;
    background: #7c3aed !important;
    transform: scale(1.2);
}

.erd-anchor-target-tail {
    opacity: 1 !important;
    background: #64748b !important;
    transform: scale(1.15);
}

.erd-route-target-table .erd-anchor,
.erd-anchor-route-target {
    opacity: 1 !important;
}

.erd-nodes-layer {
    position: relative;
    z-index: 1;
}

.erd-table-node {
    position: absolute;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    user-select: none;
    box-sizing: border-box;
}

.erd-anchor-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 2;
}

.erd-anchor {
    position: absolute;
    width: 10px;
    height: 10px;
    margin: 0;
    padding: 0;
    border: 2px solid var(--bg-primary);
    border-radius: 50%;
    background: var(--accent, #3b82f6);
    cursor: crosshair;
    pointer-events: auto;
    opacity: 0;
    transition: opacity 0.15s ease, transform 0.15s ease;
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent, #3b82f6) 40%, transparent);
}

.erd-table-node:hover .erd-anchor,
.erd-table-selected .erd-anchor,
.erd-linking-active .erd-anchor {
    opacity: 1;
}

.erd-anchor:hover {
    transform: scale(1.25);
}

.erd-edge-preview {
    fill: none;
    stroke: var(--accent, #3b82f6);
    stroke-width: 2;
    stroke-dasharray: 6 4;
    pointer-events: none;
}

.erd-connect-hint {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: normal;
}

.erd-table-selected {
    border-color: var(--accent, #3b82f6);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent, #3b82f6) 25%, transparent);
}

.erd-table-header {
    padding: 8px 12px;
    font-weight: 600;
    background: var(--bg-secondary);
    border-radius: 8px 8px 0 0;
    border-bottom: 1px solid var(--border);
    cursor: grab;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.erd-table-resize-handle {
    position: absolute;
    top: 0;
    right: -5px;
    width: 10px;
    height: 100%;
    cursor: ew-resize;
    z-index: 3;
    border-radius: 0 8px 8px 0;
}

.erd-table-resize-handle:hover,
.erd-table-resize-handle:active {
    background: color-mix(in srgb, var(--accent, #3b82f6) 18%, transparent);
}

.erd-column-list {
    list-style: none;
    margin: 0;
    padding: 4px 0;
}

.erd-column-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(72px, auto) minmax(52px, auto);
    gap: 6px 8px;
    align-items: center;
    padding: 4px 12px;
    font-size: 12px;
    cursor: pointer;
    border-left: 3px solid transparent;
}

.erd-column-row:hover {
    background: var(--bg-secondary);
}

.erd-column-selected {
    background: color-mix(in srgb, var(--accent, #3b82f6) 12%, transparent);
    border-left-color: var(--accent, #3b82f6);
}

.erd-col-role-pk {
    border-left-color: color-mix(in srgb, #b45309 35%, transparent);
}

.erd-col-role-fk {
    border-left-color: color-mix(in srgb, #7c3aed 35%, transparent);
}

.erd-col-role-pk.erd-col-role-fk {
    border-left-color: color-mix(in srgb, #7c3aed 35%, transparent);
}

.erd-col-name {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    white-space: nowrap;
    min-width: 0;
}

.erd-col-role-pk .erd-col-name {
    font-weight: 600;
    color: #b45309;
}

.erd-col-role-fk .erd-col-name {
    color: #7c3aed;
}

.erd-col-type {
    color: var(--text-secondary);
    font-size: 11px;
    text-align: right;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    white-space: nowrap;
    flex-shrink: 0;
}

.erd-type-uuid {
    color: #0d9488;
}

.erd-type-json {
    color: #059669;
}

.erd-type-temporal {
    color: #6366f1;
}

.erd-type-numeric {
    color: #ca8a04;
}

.erd-col-badges {
    display: flex;
    gap: 4px;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.erd-badge {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.02em;
    padding: 1px 5px;
    border-radius: 4px;
    line-height: 1.3;
}

.erd-badge-pk {
    color: #b45309;
    background: color-mix(in srgb, #b45309 14%, transparent);
}

.erd-badge-fk {
    color: #7c3aed;
    background: color-mix(in srgb, #7c3aed 14%, transparent);
}

.erd-badge-uq {
    color: #0369a1;
    background: color-mix(in srgb, #0369a1 14%, transparent);
}

.erd-badge-nn {
    color: var(--text-secondary);
    background: var(--bg-secondary);
}

#input.sql-schema-highlight {
    outline: 2px solid var(--accent, #3b82f6);
    outline-offset: -2px;
}


/* ============================================================
   Log Tracer Feature
   ============================================================ */

/* View wrapper */
#logTracerView {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}
#logTracerView.hidden {
    display: none;
}

/* ---- Config bar (always visible) ---- */
.log-tracer-config-bar {
    --lt-control-h: 32px;
    --lt-control-radius: var(--radius-sm);
    --lt-control-bg: var(--bg-primary);
    --lt-control-border: var(--border);
    --lt-control-hover-bg: var(--bg-tertiary);
    display: flex;
    align-items: flex-end;
    gap: 14px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
    flex-wrap: wrap;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

body:not(.light-theme) .log-tracer-config-bar {
    color-scheme: dark;
}

body.light-theme .log-tracer-config-bar {
    color-scheme: light;
}

.log-tracer-config-section {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.log-tracer-config-section--source {
    flex: 0 1 auto;
}

.log-tracer-config-section--format {
    flex: 1 1 280px;
}

.log-tracer-config-section--stats {
    flex: 0 0 auto;
    margin-left: auto;
    align-items: flex-end;
    justify-content: flex-end;
}

.log-tracer-section-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    line-height: 1;
    padding-left: 2px;
}

/* Inline drop zone in config bar */
.log-tracer-inline-drop {
    display: flex;
    align-items: center;
    gap: 8px;
    height: var(--lt-control-h);
    min-height: var(--lt-control-h);
    padding: 0 10px;
    border: 1px dashed var(--lt-control-border);
    border-radius: var(--lt-control-radius);
    background: var(--lt-control-bg);
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    min-width: 200px;
    max-width: 320px;
    box-sizing: border-box;
}

.log-tracer-inline-drop:hover,
.log-tracer-inline-drop:focus-visible {
    border-color: var(--text-muted);
    background: var(--lt-control-hover-bg);
    box-shadow: 0 0 0 1px var(--border);
}

.log-tracer-inline-drop.drag-over {
    border-color: var(--logo-start);
    border-style: solid;
    background: var(--tab-hover);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--logo-start) 25%, transparent);
}

.log-tracer-drop-icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: calc(var(--lt-control-radius) - 2px);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    flex-shrink: 0;
    transition: background 0.2s ease, color 0.2s ease;
}

.log-tracer-inline-drop.drag-over .log-tracer-drop-icon-wrap,
.log-tracer-inline-drop:hover .log-tracer-drop-icon-wrap {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.log-tracer-drop-icon-sm {
    flex-shrink: 0;
}

.log-tracer-filename {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.35;
}

.log-tracer-fname {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.log-tracer-browse-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: inherit;
    font-weight: 600;
    padding: 0 2px;
    text-decoration: underline;
    text-decoration-color: var(--text-muted);
    text-underline-offset: 2px;
    transition: color 0.15s ease, text-decoration-color 0.15s ease;
}

.log-tracer-browse-btn:hover {
    color: var(--text-primary);
    text-decoration-color: var(--text-secondary);
}

/* Segmented format control */
.log-tracer-tpl-segment {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 2px;
    height: var(--lt-control-h);
    min-height: var(--lt-control-h);
    padding: 2px;
    border-radius: var(--lt-control-radius);
    border: 1px solid var(--lt-control-border);
    background: var(--lt-control-bg);
    box-sizing: border-box;
}

.log-tracer-tpl-btn {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    font-family: inherit;
    line-height: 1;
    height: calc(var(--lt-control-h) - 4px);
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: calc(var(--lt-control-radius) - 2px);
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.log-tracer-tpl-btn:hover {
    color: var(--text-primary);
    background: var(--lt-control-hover-bg);
}

.log-tracer-tpl-btn.active {
    background: var(--bg-elevated);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.log-tracer-tpl-btn.active:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

body.light-theme .log-tracer-tpl-btn.active,
body.light-theme .log-tracer-tpl-btn.active:hover {
    background: var(--bg-tertiary);
}

/* Agnostic profile selector layout */
.log-tracer-format-group {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    min-height: var(--lt-control-h);
}

.log-tracer-format-or {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    padding: 0 2px;
    flex-shrink: 0;
}

.log-tracer-agnostic-group {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.log-tracer-agnostic-group .log-tracer-section-label {
    margin: 0;
    padding: 0;
    text-transform: none;
    font-size: 11px;
    letter-spacing: 0;
}

.log-tracer-profile-select {
    appearance: none;
    height: var(--lt-control-h);
    min-height: var(--lt-control-h);
    padding: 0 28px 0 10px;
    font-size: 12px;
    font-weight: 500;
    font-family: inherit;
    line-height: 1;
    color: var(--text-secondary);
    background-color: var(--lt-control-bg);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23909090' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 9px center;
    border: 1px solid var(--lt-control-border);
    border-radius: var(--lt-control-radius);
    cursor: pointer;
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease, background-color 0.2s ease;
    min-width: 220px;
}

body.light-theme .log-tracer-profile-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
}

.log-tracer-profile-select:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
    background-color: var(--lt-control-hover-bg);
}

.log-tracer-profile-select:focus-visible {
    border-color: var(--text-muted);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--border) 65%, var(--text-muted) 35%);
    color: var(--text-primary);
}

.log-tracer-stats {
    display: inline-flex;
    align-items: center;
    height: var(--lt-control-h);
    min-height: var(--lt-control-h);
    padding: 0 12px;
    font-size: 11px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    color: var(--text-secondary);
    white-space: nowrap;
    border: 1px solid var(--lt-control-border);
    border-radius: 999px;
    background: var(--lt-control-bg);
    box-sizing: border-box;
}

.log-tracer-stats:empty {
    display: none;
}

/* Legacy aliases (config bar refactor) */
.log-tracer-config-sep,
.log-tracer-tpl-group,
.log-tracer-tpl-label {
    display: none;
}

/* ---- Regex row (collapsible) ---- */
.log-tracer-regex-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 6px 10px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.log-tracer-regex-input {
    flex: 1;
    min-height: 48px;
    max-height: 96px;
    font-family: ui-monospace, 'Monaco', 'Courier New', monospace;
    font-size: 11px;
    padding: 6px 10px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    resize: vertical;
    line-height: 1.5;
    box-sizing: border-box;
}

.log-tracer-regex-input:focus {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

.log-tracer-regex-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 200px;
    max-width: 280px;
}

.log-tracer-regex-error {
    color: #ef4444;
    font-size: 11px;
    padding: 4px 8px;
    background: rgba(239, 68, 68, 0.08);
    border-radius: 3px;
    border-left: 2px solid #ef4444;
}

.log-tracer-regex-hint {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.4;
}

.log-tracer-regex-hint code {
    font-family: ui-monospace, monospace;
    background: var(--bg-tertiary);
    padding: 1px 3px;
    border-radius: 2px;
    font-size: 10px;
}

/* ---- Content area ---- */
.log-tracer-content {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Empty hint */
.log-tracer-empty-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
}

.log-tracer-empty-inner {
    text-align: center;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.log-tracer-empty-inner p {
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
}

.log-tracer-empty-note {
    font-size: 12px !important;
    color: var(--text-muted);
}

/* Progress */
.log-tracer-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.log-tracer-progress-inner {
    width: 360px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.log-tracer-progress-bar-wrap {
    width: 100%;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.log-tracer-progress-bar {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    width: 0%;
    transition: width 0.2s;
}

.log-tracer-progress-label {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Workspace */
.log-tracer-workspace {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
}

.log-tracer-main-split {
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

/* Left & right columns: stacked panels */
.log-tracer-left-column,
.log-tracer-right-column {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
    min-height: 0;
}

/* Minimized stack panel docks to bottom; sibling fills from the top */
.log-tracer-left-column.has-stack-top-minimized .log-tracer-stack-divider,
.log-tracer-left-column.has-stack-bottom-minimized .log-tracer-stack-divider,
.log-tracer-right-column.has-stack-top-minimized .log-tracer-stack-divider,
.log-tracer-right-column.has-stack-bottom-minimized .log-tracer-stack-divider {
    display: none;
}

.log-tracer-stack-section {
    flex: 1 1 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: flex 0.2s ease;
}

.log-tracer-stack-section.is-minimized {
    flex: 0 0 auto;
    min-height: unset;
}

.log-tracer-stack-section.is-minimized .log-tracer-panel-body {
    display: none;
}

.log-tracer-stack-section.is-maximized {
    flex: 1 1 100%;
}

.log-tracer-stack-divider {
    flex-shrink: 0;
    height: 1px;
    background: var(--border);
    box-shadow: 0 -1px 0 color-mix(in srgb, #000 12%, transparent);
}

.log-tracer-stack-divider--resize {
    height: 7px;
    margin: 2px 0;
    background: transparent;
    box-shadow: none;
    cursor: row-resize;
    position: relative;
    transition: background 0.15s;
}

.log-tracer-stack-divider--resize::before {
    content: '';
    position: absolute;
    left: 12%;
    right: 12%;
    top: 50%;
    height: 3px;
    transform: translateY(-50%);
    border-radius: 999px;
    background: color-mix(in srgb, var(--border) 80%, var(--text-muted));
    opacity: 0.65;
    transition: opacity 0.15s, background 0.15s;
}

.log-tracer-stack-divider--resize:hover::before,
.log-tracer-stack-divider--resize:focus-visible::before {
    opacity: 1;
    background: color-mix(in srgb, var(--accent) 45%, var(--border));
}

.log-tracer-stack-divider--resize:focus-visible {
    outline: none;
}

.log-tracer-stack-section.is-minimized + .log-tracer-stack-divider {
    display: none;
}

.log-tracer-panel-body {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.log-tracer-panel-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: auto;
    flex-shrink: 0;
}

.log-tracer-panel-btn {
    appearance: none;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-primary) 70%, transparent);
    color: var(--text-muted);
    width: 22px;
    height: 22px;
    border-radius: 4px;
    font-size: 12px;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.log-tracer-panel-btn:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}

.log-tracer-panel-btn.hidden {
    display: none;
}

.log-tracer-source-panel {
    border-bottom: none;
}

.log-tracer-index-panel {
    background: color-mix(in srgb, var(--bg-primary) 92%, var(--bg-secondary));
}

.log-tracer-levels-panel {
    background: color-mix(in srgb, var(--bg-secondary) 90%, var(--bg-primary));
}

.log-tracer-level-panel {
    flex: 1;
    overflow-y: auto;
    padding: 12px 14px;
    min-height: 0;
}

/* Log level dashboard */
.log-level-dashboard {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 0;
}

.log-level-dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.log-level-total {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.log-level-clear {
    appearance: none;
    border: none;
    background: none;
    color: var(--accent-hover);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    padding: 3px 6px;
}

.log-level-clear:hover {
    text-decoration: underline;
}

/* Stacked composition strip */
.log-level-composition {
    display: flex;
    width: 100%;
    height: 18px;
    border-radius: 999px;
    overflow: hidden;
    background: var(--bg-tertiary);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.15);
    gap: 1px;
}

.log-level-composition-empty {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
    padding: 6px 0;
}

.log-level-segment {
    appearance: none;
    border: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    min-width: 0;
    transition: opacity 0.15s, filter 0.15s, transform 0.12s;
    opacity: 0.92;
}

.log-level-segment-error { background: #fa5252; }
.log-level-segment-warn { background: #ffd43b; }
.log-level-segment-info { background: #8b5cf6; }
.log-level-segment-debug { background: #51cf66; }
.log-level-segment-trace { background: #74c7ec; }
.log-level-segment-other { background: #909090; }

.log-level-segment:hover {
    opacity: 1;
    filter: brightness(1.12);
    transform: scaleY(1.15);
    z-index: 1;
}

.log-level-segment.is-active {
    opacity: 1;
    filter: brightness(1.2);
    box-shadow: 0 0 0 2px color-mix(in srgb, #fff 35%, transparent);
    z-index: 2;
}

.log-level-dashboard-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 0;
}

/* Donut + chips */
.log-level-donut-wrap {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.log-level-donut {
    width: 112px;
    height: 112px;
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.log-level-donut-hole {
    position: absolute;
    inset: 18%;
    border-radius: 50%;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.12);
}

.log-level-donut-value {
    font-size: 17px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
    line-height: 1.15;
}

.log-level-donut-caption {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
}

.log-level-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.log-level-chip {
    appearance: none;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-primary) 80%, transparent);
    border-radius: 999px;
    padding: 6px 12px 6px 10px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-family: inherit;
    transition: border-color 0.15s, background 0.15s;
}

.log-level-chip strong {
    font-weight: 700;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.log-level-chip-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.log-level-chip:hover {
    border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
    background: var(--bg-tertiary);
}

.log-level-chip.is-active {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, var(--bg-primary));
}

.log-level-no-data {
    font-size: 12px;
    color: var(--text-muted);
}

/* Legend rows with lollipop bars */
.log-level-legend {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.log-level-legend-row {
    appearance: none;
    border: none;
    background: transparent;
    display: grid;
    grid-template-columns: 12px 58px 1fr auto auto;
    align-items: center;
    gap: 9px;
    padding: 7px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    transition: background 0.15s;
    width: 100%;
}

.log-level-legend-row:hover {
    background: color-mix(in srgb, var(--bg-tertiary) 70%, transparent);
}

.log-level-legend-row.is-active {
    background: color-mix(in srgb, var(--accent) 12%, var(--bg-primary));
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}

.log-level-legend-swatch {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}

.log-level-legend-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.log-level-legend-track {
    height: 8px;
    border-radius: 4px;
    background: var(--bg-tertiary);
    overflow: hidden;
    min-width: 0;
}

.log-level-legend-fill {
    display: block;
    height: 100%;
    border-radius: 4px;
    transition: width 0.35s ease;
    min-width: 2px;
}

.log-level-legend-count {
    font-size: 12px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
    min-width: 2.75rem;
    text-align: right;
}

.log-level-legend-pct {
    font-size: 11px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    color: var(--text-muted);
    min-width: 2.25rem;
    text-align: right;
}

.log-tracer-table-toolbar {
    gap: 6px;
}

.log-tracer-waterfall-toolbar .log-tracer-panel-actions {
    margin-left: 8px;
}

.log-tracer-timeline-body {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.log-tracer-search {
    flex: 1;
    min-width: 80px;
    padding: 5px 10px;
    font-size: 12px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.log-tracer-search:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 20%, transparent);
}

.log-tracer-sort {
    font-size: 11px;
    padding: 5px 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

/* Modern trace list */
.trace-index-table {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    min-height: 0;
}

.trace-list-header {
    padding: 6px 12px 4px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    position: sticky;
    top: 0;
    z-index: 1;
    background: color-mix(in srgb, var(--bg-secondary) 92%, transparent);
    backdrop-filter: blur(6px);
}

.trace-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-bottom: 8px;
}

.trace-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
    text-align: left;
    padding: 12px 14px;
    border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
    border-radius: 10px;
    background: color-mix(in srgb, var(--bg-primary) 90%, var(--bg-secondary));
    cursor: pointer;
    transition: border-color 0.18s, background 0.18s, box-shadow 0.18s, transform 0.12s;
    font-family: inherit;
    box-shadow: 0 1px 2px color-mix(in srgb, #000 6%, transparent);
}

.trace-card:hover {
    border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
    background: color-mix(in srgb, var(--bg-tertiary) 55%, var(--bg-primary));
    box-shadow: 0 4px 12px color-mix(in srgb, #000 10%, transparent);
    transform: translateY(-1px);
}

.trace-card.is-selected {
    border-color: color-mix(in srgb, var(--accent) 65%, var(--border));
    background: color-mix(in srgb, var(--accent) 14%, var(--bg-primary));
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 22%, transparent),
        0 4px 14px color-mix(in srgb, var(--accent) 12%, transparent);
}

.trace-card-row--primary {
    gap: 10px;
}

.trace-card-spark {
    width: 100%;
}

.trace-card-spark-track {
    height: 6px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--bg-tertiary) 70%, var(--border));
    overflow: hidden;
}

.trace-card-spark-fill {
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--accent) 70%, var(--logo-start)),
        color-mix(in srgb, var(--accent) 45%, var(--logo-end)));
    transition: width 0.25s ease;
}

.trace-card.is-selected .trace-card-spark-fill {
    background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 60%, var(--logo-end)));
}

.trace-card-badge-svcs {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 9px;
}

.trace-card-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-width: 0;
}

.trace-card-meta {
    opacity: 0.92;
}

.trace-card-id {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
}

.trace-card-badge {
    font-size: 10px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 999px;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.trace-card-badge-duration {
    background: color-mix(in srgb, var(--accent) 18%, transparent);
    color: var(--accent-hover);
    border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

.trace-card-badge-lines {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.trace-card-badge-service {
    background: color-mix(in srgb, var(--logo-start) 14%, transparent);
    color: color-mix(in srgb, var(--logo-start) 80%, var(--text-primary));
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.trace-empty {
    text-align: center;
    color: var(--text-muted);
    padding: 24px 8px !important;
}

.log-tracer-panel-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-secondary) 85%, var(--bg-primary));
    flex-shrink: 0;
    flex-wrap: wrap;
}

.log-tracer-panel-title {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
}

.log-tracer-source-search {
    flex: 1;
    min-width: 120px;
}

.log-tracer-source-meta {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.log-tracer-source-view {
    flex: 1;
    overflow: auto;
    background: var(--bg-primary);
    padding: 8px 0;
    min-height: 0;
}

.log-tracer-source-view .code-line-trace-row {
    background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.log-tracer-source-view .log-source-hit-search {
    background: color-mix(in srgb, var(--warning) 35%, transparent);
    color: inherit;
    border-radius: 2px;
    padding: 0 1px;
}

.log-tracer-source-view .log-source-hit-trace {
    background: color-mix(in srgb, var(--accent) 40%, transparent);
    color: inherit;
    border-radius: 2px;
    padding: 0 1px;
}

.log-source-empty {
    padding: 24px 16px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

/* Index panel (bottom half of left column) — see trace-list above */

.log-tracer-waterfall-toolbar .log-tracer-panel-title {
    margin-right: 0;
}

.log-tracer-timeline-meta {
    flex: 1;
    min-width: 0;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.01em;
    -webkit-font-smoothing: antialiased;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.log-tracer-zoom-group {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px;
    border-radius: 8px;
    background: color-mix(in srgb, var(--bg-primary) 60%, transparent);
    border: 1px solid var(--border);
}

.lt-tool-btn {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    min-width: 28px;
    height: 26px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.lt-tool-btn:hover {
    background: color-mix(in srgb, var(--accent) 12%, var(--bg-tertiary));
    color: var(--text-primary);
}

.lt-tool-btn--text {
    font-size: 11px;
    font-weight: 600;
    padding: 0 8px;
    min-width: auto;
}

.log-tracer-timeline-panel {
    background: color-mix(in srgb, var(--bg-primary) 94%, var(--bg-secondary));
}

.log-tracer-timeline-panel .log-tracer-waterfall-toolbar {
    gap: 10px;
    flex-wrap: nowrap;
}

.trace-empty-hint {
    padding: 20px 12px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1.5;
}

/* Timeline panel (bottom half of right column) */
.log-tracer-timeline-panel .waterfall-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.waterfall-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.waterfall-toolbar {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.waterfall-zoom-label {
    font-size: 12px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--text-secondary);
    min-width: 40px;
    -webkit-font-smoothing: antialiased;
}

.waterfall-canvas-wrap {
    flex: 1;
    overflow: auto;
    position: relative;
    min-height: 160px;
    border-radius: 0 0 8px 8px;
    background: color-mix(in srgb, var(--bg-primary) 96%, var(--bg-secondary));
    box-shadow: inset 0 1px 3px color-mix(in srgb, #000 8%, transparent);
}

.waterfall-canvas {
    display: block;
    min-width: 100%;
    /* Hint OS to prefer sharp text when the bitmap is scaled in the layout */
    text-rendering: optimizeLegibility;
}

.waterfall-empty {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-muted);
    pointer-events: none;
    background: color-mix(in srgb, var(--bg-primary) 70%, transparent);
}

.waterfall-empty.hidden {
    display: none;
}

.log-tracer-index-panel .log-tracer-panel-toolbar {
    gap: 8px;
}

/* Log drawer */
.log-drawer {
    flex-shrink: 0;
    max-height: 220px;
    display: flex;
    flex-direction: column;
    border-top: 2px solid var(--accent);
    background: var(--bg-secondary);
    overflow: hidden;
    transition: max-height 0.2s ease;
}

.log-drawer.hidden {
    max-height: 0;
    border-top: none;
}

.log-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 5px 10px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.log-drawer-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: ui-monospace, monospace;
}

.log-drawer-content {
    flex: 1;
    overflow-y: auto;
    margin: 0;
    padding: 6px 12px;
    font-family: ui-monospace, 'Monaco', monospace;
    font-size: 11px;
    line-height: 1.5;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-all;
}

/* =============================================
   Suppress layout transitions during window resize / maximize.
   Without this, the sidebar-width-based calc() on header/tabs/workspace
   and the flex animation on log-tracer panels animate visibly on maximize.
   ============================================= */
body.layout-resizing header,
body.layout-resizing .tabs,
body.layout-resizing #homeLandingPageView,
body.layout-resizing #featureWorkspace,
body.layout-resizing .file-explorer-sidebar,
body.layout-resizing .log-tracer-stack-section {
    transition: none !important;
}

/* =============================================
   JSONPath Query View
   ============================================= */
.jsonpath-controls {
    padding: 10px;
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
}

.jsonpath-controls textarea {
    width: 100%;
    min-height: 60px;
    margin-bottom: 10px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 8px;
}

.jsonpath-examples {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.jsonpath-examples span {
    color: var(--text-secondary);
    font-size: 13px;
}

.jsonpath-examples button {
    padding: 4px 8px;
    font-size: 12px;
}

/* =============================================
   JSON Schema Validation View
   ============================================= */
.schema-templates {
    padding: 10px;
    background: var(--bg-color);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.schema-templates span {
    color: var(--text-secondary);
    font-size: 13px;
}

.schema-templates button {
    padding: 4px 8px;
    font-size: 12px;
}

.success-message {
    padding: 20px;
    color: var(--success, #22c55e);
    font-size: 18px;
    text-align: center;
    font-weight: 500;
    background: var(--bg-secondary);
    border-radius: 4px;
    margin: 16px;
}

.error-message {
    padding: 16px;
    color: var(--error);
    background: var(--bg-secondary);
    border-left: 4px solid var(--error);
    border-radius: 4px;
    margin: 16px;
}

.error-message strong {
    display: block;
    margin-bottom: 8px;
    font-size: 16px;
}